(1)
Jahan, S. T.; Sadat, S. M. A.; Islam, M. R.; Azam, A. Z.; Chowdhury, J. A. Effect of Various Electrolytes on Theophylline Loaded Sodium Alginate Beads Prepared by Ionic Cross Linking Technique. Dhaka Univ. J. Pharm. Sci 2013, 11, 181-189.